<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<div id="container">

    <p>{{message}}</p>
    <input v-model="message"/>
</div>

<script src="https://unpkg.com/vue@next"></script>
<script type="text/javascript">

    const demoApp = {
        data(){
            return {
                message: 'hello world'
            }
        }

    }

    Vue.createApp(demoApp).mount('#container')
</script>

</body>
</html>
